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run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = ["foo", "bar"]; var_dump(isset($arr["foo"])); var_dump(in_array($arr["foo"], $arr));
based on HE1Lm
Output for 5.4.0 - 7.2.0
bool(false) Notice: Undefined index: foo in /in/rcAAg on line 6 bool(false)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/rcAAg on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/rcAAg on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/rcAAg on line 3
Process exited with code 255.